Patent · US Expired

Friction clutch with low declutch force

US6176361A · kind A · utility

3Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 1999
Grant dateJan 23, 2001
Priority date
Expiry dateAug 18, 2019

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16D2013/706
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The friction clutch comprises a cover (8) with a base (80), a pressure plate (3) with a front friction face (30) for co-operating with a clutch friction and, set between the pressure plate (3) and the base (80) of the cover (8), a diaphragm (2) with a peripheral part extended inward by fingers (23) to oppose at will, by means of a nose (11) of a clutch bearing (10), the action of said peripheral part (21), a booster elastic washer (7) acting on the fingers (23) of the diaphragm (2) in the declutching direction resting on the cover (8): the booster washer (7) is arranged between the cover (8) and the leading-edge piece or nose (11) such that it is adapted to operate on the fingers (23) of the diaphragm (2) via said leading-edge piece or nose (11).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.